18885085 is an odd 8-digits composite number following 18885084
and preceding 18885086 . In scientific notation, it is written as 1.8885085 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 15078720 positive integers (up to 18885085) that are relatively prime to 18885085.
18885085 has 8 divisors, whose sum is 22706136
The reverse of 18885085 is 58058881
Previous prime number is 557
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
eighteen million eight hundred eighty-five thousand eighty-five
Scientific notation
1.8885085 × 10^7
Engineering notation
1.8885085 × 10^6
Prime Factorization
5 × 557 × 6781
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18885085
Product of the distinct prime numbers
The prime factorization of 18885085 is 5 × 557 × 6781.
Since it has a total of 3 prime factors.
7 , 3 , 50 , 2 , 332 , 817 , 3832 , 446 , 44536 , 51094 , 602072 , 829 , 1962727 , 1161192 , 21594506 , 62893385 , 69410981 , 185927215 , 2482054110 , 4117699189
n×2
37770170
n×3
56655255
n×4
75540340
n×5
94425425
n÷2
9442542.5
n÷3
6295028.3333333
n÷3
4721271.25
n÷5
3777017
n2
356646435457225
n3
6.7352982485567E+21
n4
1.2719667992434E+29
n5
2.402120112089E+36
2 √n
4345.6972973276
3 √n
266.30111283324
4 √n
65.921903016581
5 √n
28.52487754988
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18885084
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18885085 can be divided by 8 positive divisors.
The sum of these divisors (counting 18885085) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001000000010100111011101
3
Ternary
1022112110110121
4
Quaternary
1020002213131
5
Quinary
14313310320
6
Senary
1512434541
8
Octal
110024735
10
Decimal
18885085
12
Duodecimal
63a8a51
16
Hexadecimal
12029dd
20
Vigesimal
5i0ce5
36
Base36
b8rtp
md5
0048af4b23f6ab6119f024e04565e723
sha1
c589871be757e30a24b96a0ab274408f9a0e5155
sha256
d40b7d44368d480b100373b6a2927a1f74608271ad842843a3eca46150140a99
sha512
34204f461762095b10e61869329214ba2cbbc4454662ad45e17d88d1e270e3ee8b39892e9be714473fc42bb1143111e028c66e984217d3e8eb36c1c8f0f163e2
ripemd-160
ee2c6421ff8dd0a819f9e9cbf708519b21fc90e9
Diameter
37770170
Circumference
118658488.59684
Area
1.1204378215614E+15
Volume
2.8212751329869E+22
Surface area
4.4817512862456E+15
Circumference
118658488.59684
Perimeter
75540340
Area
356646435457225
Diagonal
26707543.333569
Surface area
2139878612743350
Volume
6.7352982485567E+21
Space diagonal
32709926.725257
Perimeter
56655255
Area
1.5443243663756E+14
Altitude
16354963.362628
Surface area
1.5443243663756E+14
Volume
7.9376251081139E+20
Height
8902514.4445229